[sudo-discuss] 120V isolation transformer?

Cere Misc cere.misc at gmail.com
Thu Aug 25 13:27:06 PDT 2016


Take apart a microwave and use it’s core to create a isolated set of
windings at whatever ratio then connect it to a variac?

On Wed, Aug 24, 2016 at 3:58 PM, Jake <jake at spaz.org> wrote:

> https://en.wikipedia.org/wiki/Voltage_regulator#Constant-vol
> tage_transformer
>
> On Wed, 24 Aug 2016, hol at gaskill.com wrote:
>
> Just out of curiosity, can you share a bit more about waveform
>> distortion?  Was just looking at schematics for a 12-pulse converter and
>> different winding configurations
>> https://en.wikipedia.org/wiki/HVDC_converter#Twelve-pulse_bridge
>> On 2016-08-19 01:24, robb wrote:
>>
>> ty for trying to save my life, jake
>>>
>>> On Thu, Aug 18, 2016 at 11:05 PM, Jake <jake at spaz.org> wrote:
>>>
>>> does sudoroom have an isolation transformer?  it's something that plugs
>>>> into a regular outlet and outputs the same voltage, but it's isolating.
>>>>
>>>> we have a couple of universal AC converter boxes which provide 240VAC
>>>> when you plug them into 120VAC but they are "autotransformers" and they
>>>> don't isolate.
>>>>
>>>> I want us to have an isolating transformer so that when people
>>>> experiment with AC-powered devices, they are much less likely to suffer a
>>>> lethal shock and die.
>>>>
>>>> note:  some voltage-regulator transformers are isolating, but since
>>>> they distort the waveform in order to achieve the voltage stabilizing, they
>>>> are not ideal for our purposes.
>>>>
>>>> thank you,
>>>> -jake
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>>>>
>>>
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>>
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